Watch your cholesterol: The mean serum cholesterol level for U.S. adults was 203, with a standard deviation of 41.7 (the units are milligrams per deciliter). A simple random sample of 113 adults is chosen. Use Excel. Round the answers to at least four decimal places. Part: 0 / 3 Part 1 of 3 (a) What is the probability that the sample mean cholesterol level is greater than 211? C The probability that the sample mean cholesterol level is greater than 211 is O X 5